ASoC: fsi: care fsi_hw_start/stop() return value
Current FSI driver didn't care fsi_hw_start/stop() return value, and it causes WARNING() call if SNDRV_PCM_TRIGGER_START failed. This patch solved this issue Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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@ -1335,17 +1335,19 @@ static int fsi_hw_startup(struct fsi_priv *fsi,
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/* start master clock */
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/* start master clock */
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if (fsi_is_clk_master(fsi))
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if (fsi_is_clk_master(fsi))
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fsi_set_master_clk(dev, fsi, fsi->rate, 1);
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return fsi_set_master_clk(dev, fsi, fsi->rate, 1);
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return 0;
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return 0;
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}
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}
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static void fsi_hw_shutdown(struct fsi_priv *fsi,
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static int fsi_hw_shutdown(struct fsi_priv *fsi,
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struct device *dev)
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struct device *dev)
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{
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{
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/* stop master clock */
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/* stop master clock */
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if (fsi_is_clk_master(fsi))
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if (fsi_is_clk_master(fsi))
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fsi_set_master_clk(dev, fsi, fsi->rate, 0);
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return fsi_set_master_clk(dev, fsi, fsi->rate, 0);
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return 0;
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}
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}
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static int fsi_dai_startup(struct snd_pcm_substream *substream,
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static int fsi_dai_startup(struct snd_pcm_substream *substream,
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@ -1376,13 +1378,16 @@ static int fsi_dai_trigger(struct snd_pcm_substream *substream, int cmd,
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switch (cmd) {
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switch (cmd) {
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case SNDRV_PCM_TRIGGER_START:
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case SNDRV_PCM_TRIGGER_START:
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fsi_stream_init(fsi, io, substream);
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fsi_stream_init(fsi, io, substream);
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fsi_hw_startup(fsi, io, dai->dev);
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if (!ret)
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ret = fsi_stream_transfer(io);
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ret = fsi_hw_startup(fsi, io, dai->dev);
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if (0 == ret)
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if (!ret)
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ret = fsi_stream_transfer(io);
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if (!ret)
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fsi_stream_start(fsi, io);
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fsi_stream_start(fsi, io);
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break;
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break;
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case SNDRV_PCM_TRIGGER_STOP:
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case SNDRV_PCM_TRIGGER_STOP:
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fsi_hw_shutdown(fsi, dai->dev);
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if (!ret)
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ret = fsi_hw_shutdown(fsi, dai->dev);
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fsi_stream_stop(fsi, io);
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fsi_stream_stop(fsi, io);
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fsi_stream_quit(fsi, io);
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fsi_stream_quit(fsi, io);
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break;
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break;
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